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Individual Calculations July 2009 |
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| Ntovas, Dimitrios Total change: -16.50 | |   |
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| Team Cup Attica Friendship 2009 "NIKOS STROFALIS" | Attica | GRE | 2009-01-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1514 | 1452 | 1.00 | 2 | 0.17 | 15 | 2.55 | |
|  Nikitidis, Theopistos | | | 1462 | GRE | 1.00 | 1 | 0.51 | 15 | 7.65 | | | Sourlantzis, Dimitrios | | | 1566 | GRE | 0.00 | 1 | -0.34 | 15 | -5.10 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | 94th Ambelokipi open | Ambelokipi - Athens | GRE | 2009-03-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1677 | 1452 | 0.50 | 3 | -0.19 | 15 | -2.85 | |
|  Sfougatakis, Nikolaos | | | 1802 | GRE | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Sidiropoulos, Leonidas | | | 1683 | GRE | 0.00 | 1 | -0.21 | 15 | -3.15 | | | Tsiros, Dimitrios | | | 1546 | GRE | 0.50 | 1 | 0.13 | 15 | 1.95 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | 95th Open Ambelokipon | Ambelokipi - Athens | GRE | 2009-04-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1637 | 1473 | 0.50 | 4 | -0.75 | 15 | -11.25 | |
| | Hajioannou, Dimos | | | 1520 | GRE | 0.00 | 1 | -0.43 | 15 | -6.45 | | | Fragkou, Eleni | | | 1812 | GRE | 0.00 | 1 | -0.12 | 15 | -1.80 | | | Karatzanos, Konstantinos | | | 1430 | GRE | 0.50 | 1 | -0.06 | 15 | -0.90 | | | Megaloudis, Petros | | | 1784 | GRE | 0.00 | 1 | -0.14 | 15 | -2.10 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | 96 Ambelokipi Open | Athens | GRE | 2009-05-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1823 | 1473 | 0.00 | 3 | -0.33 | 15 | -4.95 | |
| | Kotrotsos, Vasilios | f | | 1823 | GRE | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Mbaskas, Evangelos | | | 1823 | GRE | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Syfantos, Nikolaos | | | 1823 | GRE | 0.00 | 1 | -0.11 | 15 | -1.65 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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